/*
 * @Author: chen haoxuan
 * @Date: 2021-05-06 22:27:39
 * @LastEditTime: 2021-05-06 22:47:34
 */
#include<iostream>
using namespace std;
class Box
{
    public:
        Box(int h=10,int w=12,int len=15):height(h),width(w),length(len){}
        int volume();
    private:
        int height;
        int width;
        int length;
};
int Box::volume() 
{
    return (height*width*length);
}
int main()
{
    Box a[3]= {
        Box(10,12,15),
        Box(15,18,20),
        Box(16,20,26)
    };
    cout<<"The volume of box1 is "<<a[0].volume()<<endl;
    cout<<"The volume of box2 is "<<a[1].volume()<<endl;
    cout<<"The volume of box3 is "<<a[2].volume()<<endl;
    system("pause");
}